Table 4.
Exposure | Rate Ratio | 95% Confidence Interval | |
A. Ischemic Stroke | |||
"POPs" zip codes | 1.17 | 1.04 | 1.39 |
"Other waste" zip codes | 1.14 | 1.01 | 1.28 |
"Clean" zip codes* | 1.00 | 1.00 | 1.00 |
B. Hemorrhagic Stroke | |||
"POPs" zip codes | 1.10 | 0.99 | 1.22 |
"Other waste" zip codes | 1.04 | 0.93 | 1.16 |
"Clean" zip codes* | 1.00 | 1.00 | 1.00 |
C. Subset of Hudson River zip codes† | |||
Hudson River zip codes | 1.20 | 1.10 | 1.32 |
"Clean" zip codes* | 1.00 | 1.00 | 1.00 |
* Zip codes with no identified hazardous waste sites (reference)
† Zip codes along the PCB-contaminated portion of the Hudson River